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Finding the Fourth Proportional to 344,222.81, 475,025.94 and 191,285.90

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Solution

The fourth proportional to 344,222.81, 475,025.94 and 191,285.90 is: 263,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,222.81 : 475,025.94 = 191,285.90 : x
  2. Step 2: Convert to fraction form
    344,222.81/475,025.94 = 191,285.90/x
  3. Step 3: Cross multiply
    344,222.81x = 475,025.94 × 191,285.90
  4. Step 4: Simplify right side
    344,222.81x = 90,865,762,081.12
  5. Step 5: Solve for x
    x = 90,865,762,081.12/344,222.81
  6. Step 6: Final answer
    x = 263,973.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.